(American football) a play in which a defensive player is allowed to cross the line of scrimmage and then blocked off as the runner goes through the place the lineman vacated
physical therapy involving the therapeutic use of crafts and hobbies for the rehabilitation of handicapped or convalescing patients (especially for emotionally disturbed patients)
a streak of light in the sky at night that results when a meteoroid hits the earth's atmosphere and air friction causes the meteoroid to melt or vaporize or explode